<div id="panel" style="display: table; height: 200px;  #position: relative; overflow: hidden; width:100%">
	<div style=" #position: absolute;  #top: 50%;display: table-cell; vertical-align: middle; width:100%;text-align:center;">
		<div style="  #position: relative;  #top: -50%; margin-left: auto; margin-right: auto;">
			<< #panel_content >>
		</div>
	</div>
</div>